6. Computer Sciences Corp.

The information technology behemoth spent much of the year refocusing operations. The company hired Mike Lawrie as chief executive and tasked him with bringing CSC back to profitability. He promised to cut $1 billion in costs and expenses within 18 months. He also has said he will move CSC into more profitable areas and grow its client base. Key focus areas include cloud computing and cybersecurity. In December, the company announced it was selling its credit services unit to Equifax for $1 billion.